use of org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketReceived in project netvirt by opendaylight.
the class ElanPacketInHandler method onPacketReceived.
@Override
public void onPacketReceived(PacketReceived notification) {
Class<? extends PacketInReason> pktInReason = notification.getPacketInReason();
short tableId = notification.getTableId().getValue();
if (pktInReason == NoMatch.class && tableId == NwConstants.ELAN_SMAC_TABLE) {
ElanManagerCounters.unknown_smac_pktin_rcv.inc();
try {
byte[] data = notification.getPayload();
Ethernet res = new Ethernet();
res.deserialize(data, 0, data.length * NetUtils.NUM_BITS_IN_A_BYTE);
byte[] srcMac = res.getSourceMACAddress();
final String macAddress = NWUtil.toStringMacAddress(srcMac);
final BigInteger metadata = notification.getMatch().getMetadata().getMetadata();
final long elanTag = MetaDataUtil.getElanTagFromMetadata(metadata);
long portTag = MetaDataUtil.getLportFromMetadata(metadata).intValue();
Optional<IfIndexInterface> interfaceInfoOp = elanUtils.getInterfaceInfoByInterfaceTag(portTag);
if (!interfaceInfoOp.isPresent()) {
LOG.warn("There is no interface for given portTag {}", portTag);
return;
}
String interfaceName = interfaceInfoOp.get().getInterfaceName();
LOG.debug("Received a packet with srcMac: {} ElanTag: {} PortTag: {} InterfaceName: {}", macAddress, elanTag, portTag, interfaceName);
ElanTagName elanTagName = elanUtils.getElanInfoByElanTag(elanTag);
if (elanTagName == null) {
LOG.warn("not able to find elanTagName in elan-tag-name-map for elan tag {}", elanTag);
return;
}
ElanInterfaceMac elanInterfaceMac = elanUtils.getElanInterfaceMacByInterfaceName(interfaceName);
if (elanInterfaceMac == null) {
LOG.info("There is no ElanInterfaceForwardingEntryDS created for interface :{}", interfaceName);
return;
}
String elanName = elanTagName.getName();
PhysAddress physAddress = new PhysAddress(macAddress);
MacEntry oldMacEntry = elanUtils.getMacEntryForElanInstance(elanName, physAddress).orNull();
boolean isVlanOrFlatProviderIface = interfaceManager.isExternalInterface(interfaceName);
Optional<IpAddress> srcIpAddress = elanUtils.getSourceIpAddress(res);
MacEntry newMacEntry = null;
BigInteger timeStamp = new BigInteger(String.valueOf(System.currentTimeMillis()));
if (!srcIpAddress.isPresent()) {
newMacEntry = new MacEntryBuilder().setInterface(interfaceName).setMacAddress(physAddress).setKey(new MacEntryKey(physAddress)).setControllerLearnedForwardingEntryTimestamp(timeStamp).setIsStaticAddress(false).build();
} else {
newMacEntry = new MacEntryBuilder().setInterface(interfaceName).setMacAddress(physAddress).setIpPrefix(srcIpAddress.get()).setKey(new MacEntryKey(physAddress)).setControllerLearnedForwardingEntryTimestamp(timeStamp).setIsStaticAddress(false).build();
}
if (srcIpAddress.isPresent()) {
String prefix = srcIpAddress.get().getIpv4Address().getValue();
InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(interfaceName);
ElanInstance elanInstance = elanInstanceCache.get(elanName).orNull();
evpnUtils.advertisePrefix(elanInstance, macAddress, prefix, interfaceName, interfaceInfo.getDpId());
}
enqueueJobForMacSpecificTasks(macAddress, elanTag, interfaceName, elanName, physAddress, oldMacEntry, newMacEntry, isVlanOrFlatProviderIface);
ElanInstance elanInstance = elanInstanceCache.get(elanName).orNull();
InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfo(interfaceName);
if (interfaceInfo == null) {
LOG.trace("Interface:{} is not present under Config DS", interfaceName);
return;
}
enqueueJobForDPNSpecificTasks(macAddress, elanTag, interfaceName, physAddress, elanInstance, interfaceInfo, oldMacEntry, newMacEntry, isVlanOrFlatProviderIface);
} catch (PacketException e) {
LOG.error("Failed to decode packet: {}", notification, e);
}
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketReceived in project netvirt by opendaylight.
the class SubnetRoutePacketInHandler method onPacketReceived.
@Override
public void onPacketReceived(PacketReceived notification) {
short tableId = notification.getTableId().getValue();
LOG.trace("{} onPacketReceived: Packet punted from table {}", LOGGING_PREFIX, tableId);
byte[] data = notification.getPayload();
if (notification.getMatch() == null || notification.getMatch().getMetadata() == null) {
LOG.error("{} onPacketReceived: Received from table {} where the match or metadata are null", LOGGING_PREFIX, tableId);
return;
}
BigInteger metadata = notification.getMatch().getMetadata().getMetadata();
Ethernet res = new Ethernet();
if (tableId == NwConstants.L3_SUBNET_ROUTE_TABLE) {
LOG.trace("{} onPacketReceived: Some packet received as {}", LOGGING_PREFIX, notification);
try {
res.deserialize(data, 0, data.length * NetUtils.NUM_BITS_IN_A_BYTE);
} catch (PacketException e) {
LOG.error("{} onPacketReceived: Failed to decode Packet ", LOGGING_PREFIX, e);
VpnManagerCounters.subnet_route_packet_failed.inc();
return;
}
try {
Packet pkt = res.getPayload();
if (pkt instanceof IPv4) {
IPv4 ipv4 = (IPv4) pkt;
byte[] srcIp = Ints.toByteArray(ipv4.getSourceAddress());
byte[] dstIp = Ints.toByteArray(ipv4.getDestinationAddress());
String dstIpStr = NWUtil.toStringIpAddress(dstIp);
String srcIpStr = NWUtil.toStringIpAddress(srcIp);
// It is an ARP request on a configured VPN. So we must
// attempt to respond.
long vpnId = MetaDataUtil.getVpnIdFromMetadata(metadata);
LOG.info("{} onPacketReceived: Processing IPv4 Packet received with Source IP {} and Target IP {}" + " and vpnId {}", LOGGING_PREFIX, srcIpStr, dstIpStr, vpnId);
Optional<VpnIds> vpnIdsOptional = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, VpnUtil.getVpnIdToVpnInstanceIdentifier(vpnId));
if (!vpnIdsOptional.isPresent()) {
// Donot trigger subnetroute logic for packets from
// unknown VPNs
VpnManagerCounters.subnet_route_packet_ignored.inc();
LOG.info("{} onPacketReceived: Ignoring IPv4 packet with destination Ip {} and source Ip {}" + " as it came on unknown VPN with ID {}", LOGGING_PREFIX, dstIpStr, srcIpStr, vpnId);
return;
}
String vpnIdVpnInstanceName = vpnIdsOptional.get().getVpnInstanceName();
if (VpnUtil.getNeutronPortFromVpnPortFixedIp(dataBroker, vpnIdVpnInstanceName, dstIpStr) != null) {
VpnManagerCounters.subnet_route_packet_ignored.inc();
LOG.info("{} onPacketReceived: IPv4 Packet received with Target IP {} source IP {} vpnId {} " + "is a valid Neutron port,ignoring subnet route processing", LOGGING_PREFIX, dstIpStr, srcIp, vpnId);
return;
}
if (VpnUtil.getLearntVpnVipToPort(dataBroker, vpnIdVpnInstanceName, dstIpStr) != null) {
VpnManagerCounters.subnet_route_packet_ignored.inc();
LOG.info("{} onPacketReceived: IPv4 Packet received with Target IP {} source Ip {} vpnId {}" + " is an already discovered IPAddress, ignoring subnet route processing", LOGGING_PREFIX, dstIpStr, srcIp, vpnId);
return;
}
long elanTag = MetaDataUtil.getElanTagFromMetadata(metadata);
if (elanTag == 0L) {
VpnManagerCounters.subnet_route_packet_failed.inc();
LOG.error("{} onPacketReceived: elanTag value from metadata found to be 0, for IPv4 " + " Packet received with Target IP {} src Ip {} vpnId {}", LOGGING_PREFIX, dstIpStr, srcIp, vpnId);
return;
}
if (!vpnIdsOptional.get().isExternalVpn()) {
handleInternalVpnSubnetRoutePacket(metadata, dstIp, srcIpStr, dstIpStr, ipv4.getDestinationAddress(), vpnIdVpnInstanceName, elanTag);
return;
}
byte[] srcMac = res.getSourceMACAddress();
handleBgpVpnSubnetRoute(ipv4, srcMac, dstIp, dstIpStr, srcIpStr, elanTag);
}
} catch (UnknownHostException | InterruptedException | ExecutionException ex) {
// Failed to handle packet
VpnManagerCounters.subnet_route_packet_failed.inc();
LOG.error("{} onPacketReceived: Failed to handle subnetroute packet.", LOGGING_PREFIX, ex);
}
return;
}
// All Arp responses learning for invisble IPs is handled by
// ArpNotificationHandler
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketReceived in project netvirt by opendaylight.
the class Ipv6PktHandlerTest method testOnPacketReceivedWithInvalidPacket.
@Test
public void testOnPacketReceivedWithInvalidPacket() throws Exception {
pktHandler.onPacketReceived(null);
verify(pktProcessService, times(0)).transmitPacket(any(TransmitPacketInput.class));
byte[] pktArray = {};
PacketReceived packet = new PacketReceivedBuilder().setPayload(pktArray).build();
pktHandler.onPacketReceived(packet);
verify(pktProcessService, times(0)).transmitPacket(any(TransmitPacketInput.class));
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketReceived in project netvirt by opendaylight.
the class DhcpPktHandler method onPacketReceived.
// TODO: Handle this in a separate thread
@Override
public void onPacketReceived(PacketReceived packet) {
if (!config.isControllerDhcpEnabled()) {
return;
}
Class<? extends PacketInReason> pktInReason = packet.getPacketInReason();
short tableId = packet.getTableId().getValue();
if ((tableId == NwConstants.DHCP_TABLE || tableId == NwConstants.DHCP_TABLE_EXTERNAL_TUNNEL) && isPktInReasonSendtoCtrl(pktInReason)) {
byte[] inPayload = packet.getPayload();
Ethernet ethPkt = new Ethernet();
try {
ethPkt.deserialize(inPayload, 0, inPayload.length * NetUtils.NUM_BITS_IN_A_BYTE);
} catch (PacketException e) {
LOG.warn("Failed to decode DHCP Packet.", e);
LOG.trace("Received packet {}", packet);
return;
}
DHCP pktIn;
pktIn = getDhcpPktIn(ethPkt);
if (pktIn != null) {
LOG.trace("DHCPPkt received: {}", pktIn);
LOG.trace("Received Packet: {}", packet);
BigInteger metadata = packet.getMatch().getMetadata().getMetadata();
long portTag = MetaDataUtil.getLportFromMetadata(metadata).intValue();
String macAddress = DHCPUtils.byteArrayToString(ethPkt.getSourceMACAddress());
BigInteger tunnelId = packet.getMatch().getTunnel() == null ? null : packet.getMatch().getTunnel().getTunnelId();
String interfaceName = getInterfaceNameFromTag(portTag);
InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfoFromOperationalDataStore(interfaceName);
if (interfaceInfo == null) {
LOG.error("Failed to get interface info for interface name {}", interfaceName);
return;
}
Port port;
if (tunnelId != null) {
port = dhcpExternalTunnelManager.readVniMacToPortCache(tunnelId, macAddress);
} else {
port = getNeutronPort(interfaceName);
}
Subnet subnet = getNeutronSubnet(port);
String serverMacAddress = interfaceInfo.getMacAddress();
String serverIp = null;
if (subnet != null) {
java.util.Optional<SubnetToDhcpPort> dhcpPortData = DhcpServiceUtils.getSubnetDhcpPortData(broker, subnet.getUuid().getValue());
/* If enable_dhcp_service flag was enabled and an ODL network DHCP Port data was made available use
* the ports Fixed IP as server IP for DHCP communication.
*/
if (dhcpPortData.isPresent()) {
serverIp = dhcpPortData.get().getPortFixedip();
serverMacAddress = dhcpPortData.get().getPortMacaddress();
} else {
// DHCP Neutron Port not found for this network
LOG.error("Neutron DHCP port is not available for the Subnet {} and port {}.", subnet.getUuid(), port.getUuid());
return;
}
}
DHCP replyPkt = handleDhcpPacket(pktIn, interfaceName, macAddress, port, subnet, serverIp);
if (replyPkt == null) {
LOG.warn("Unable to construct reply packet for interface name {}", interfaceName);
return;
}
byte[] pktOut = getDhcpPacketOut(replyPkt, ethPkt, serverMacAddress);
sendPacketOut(pktOut, interfaceInfo.getDpId(), interfaceName, tunnelId);
}
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketReceived in project openflowplugin by opendaylight.
the class LLDPDiscoveryListener method onPacketReceived.
@Override
public void onPacketReceived(PacketReceived lldp) {
NodeConnectorRef src = LLDPDiscoveryUtils.lldpToNodeConnectorRef(lldp.getPayload(), true);
if (src != null) {
final NodeKey nodeKey = lldp.getIngress().getValue().firstKeyOf(Node.class);
LOG.debug("LLDP packet received for destination node {}", nodeKey);
if (nodeKey != null) {
LinkDiscoveredBuilder ldb = new LinkDiscoveredBuilder();
ldb.setDestination(lldp.getIngress());
ldb.setSource(new NodeConnectorRef(src));
LinkDiscovered ld = ldb.build();
lldpLinkAger.put(ld);
if (LLDPDiscoveryUtils.isEntityOwned(this.eos, nodeKey.getId().getValue())) {
LOG.debug("Publish add event for link {}", ld);
notificationService.publish(ld);
} else {
LOG.trace("Skip publishing the add event for link because controller is non-owner of the " + "node {}. Link : {}", nodeKey.getId().getValue(), ld);
}
} else {
LOG.debug("LLDP packet ignored. Unable to extract node-key from packet-in ingress.");
}
}
}
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